Home / 117,256,718.40-175,885,077.60-52,491,775.20

Finding the Fourth Proportional to 117,256,718.40, 175,885,077.60 and 52,491,775.20

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Solution

The fourth proportional to 117,256,718.40, 175,885,077.60 and 52,491,775.20 is: 78,737,662.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,256,718.40 : 175,885,077.60 = 52,491,775.20 : x
  2. Step 2: Convert to fraction form
    117,256,718.40/175,885,077.60 = 52,491,775.20/x
  3. Step 3: Cross multiply
    117,256,718.40x = 175,885,077.60 × 52,491,775.20
  4. Step 4: Simplify right side
    117,256,718.40x = 9,232,519,954,413,756
  5. Step 5: Solve for x
    x = 9,232,519,954,413,756/117,256,718.40
  6. Step 6: Final answer
    x = 78,737,662.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.